These entries are queried from radb.net using whois, you can try my project getting these.
:AS59709 route: 151.252.198.0/24 descr: PerformBC-NET origin: AS59709 mnt-by: NOVATEL-MNT created: 2012-10-02T14:07:18Z last-modified: 2022-09-21T10:42:22Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid